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Cummins ISX12 G Engine Parts For Sale

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Truck Parts (134)
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Engine Parts (134)
   Cam Gears (1)    Camshaft Housings (2)    Camshafts (1)    EGR Coolers (1)    EGR Valves (1)    Engine Blocks / Cylinder Blocks (23)    Engine Brackets (4)    Engine Brakes / Jake Brakes (5)    Engine Control Modules (ECM) (7)    Engine Covers (1)    Engine Gears (2)    Engine Harmonic Balancers (4)    Engine Miscellaneous Parts (49)    Engine Mounts (2)    Engine Oil Coolers (3)    Engine Oil Dipsticks (1)    Engine Oil Pans (3)    Engine Oil Pumps (5)    Engine Plumbing (1)    Engine Pulleys (1)    Engine Rods (2)    Engine Valve Trains (1)    Engine Valves & Parts (1)    Engine Wiring Harnesses (2)    Front Engine Covers (3)    Pistons & Rod Parts (1)    Rocker Arms (4)    Rocker Housings (2)    Valve Covers (1)
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   ISX12 G (134)
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Showing 1 - 25 of 134 Engine Part Listings

1 - 25 of 134 listings
1 - 25 of 134 listings
Cummins ISX12 G Engine Part

Cummins ISX12 G Engine Part

Newly Listed
$75 USD
Good used Air inlet pipe from a Cummins ISX12 G engine. The Air inlet pipe has been visually inspected and is in good condition. The Air inlet pipe has minor corrosion. The connector is...
ConditionUsed
Part NumberP-1014274
Stock NumberP-1014274
MLS Number14071601
CategoryEngine Miscellaneous Parts
Last Updated1/6/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
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Cummins ISX12 G Rocker Arm

Cummins ISX12 G Rocker Arm

Newly Listed
$125 USD
Good used Rocker arms with shaft from a Cummins ISX12 G engine. The Rocker arms with shaft has been visually inspected and is in good condition. The Rocker arms with shaft has minor rust....
ConditionUsed
Part NumberP-1014272
Stock NumberP-1014272
MLS Number14071599
CategoryRocker Arms
Last Updated1/6/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
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Cummins ISX12 G Rocker Arm

Cummins ISX12 G Rocker Arm

Newly Listed
$125 USD
Good used Rocker arms with shaft from a Cummins ISX12 G engine. The Rocker arms with shaft has been visually inspected and is in good condition. The Rocker arms have minor rust. The Rocker...
ConditionUsed
Part NumberP-1014271
Stock NumberP-1014271
MLS Number14071598
CategoryRocker Arms
Last Updated1/6/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
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Cummins ISX12 G Piston / Rod

Cummins ISX12 G Piston / Rod

Newly Listed
$150 USD
Good used Piston and Rod from a Cummins ISX12 G engine. The Piston and Rod has been visually inspected and is in good condition. The Piston and Rod has minor damage, please refer to photos...
ConditionUsed
Part NumberP-1014270
Stock NumberP-1014270
MLS Number14071597
CategoryPistons & Rod Parts
Last Updated1/6/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
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Cummins ISX12 G Engine Part

Cummins ISX12 G Engine Part

Newly Listed
$75 USD
Good used Cover plate from a Cummins ISX12 G engine. The Cover plate has been visually inspected and is in good condition. The cover plate has minor damage, please refer to photos provided....
ConditionUsed
Part NumberP-1014266
Stock NumberP-1014266
MLS Number14071595
CategoryEngine Miscellaneous Parts
Last Updated1/6/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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Cummins ISX12 G Engine Part

Cummins ISX12 G Engine Part

Newly Listed
$75 USD
Good used Gear cover from a Cummins ISX12 G engine. The Gear cover has been visually inspected and is in good condition. The Gear cover has no visible damage. All bolt holes are clean and...
ConditionUsed
Part NumberP-1014265
Stock NumberP-1014265
MLS Number14071593
CategoryEngine Miscellaneous Parts
Last Updated1/6/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
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Cummins ISX12 G Engine Control Module (ECM)

Cummins ISX12 G Engine Control Module (ECM)

Recently Updated
$175 USD
Good used, cleaned and inspected Cummins ISX12 G ignition control module. Part number: 5320557.
ConditionUsed
Fits To Make(s)CUMMINS
Fits To Model(s)ISX12 G
Part Number5320557
Stock NumberRyd 5320557
MLS Number13499569
CategoryEngine Control Modules (ECM)
Last Updated1/1/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Cummins ISX12 G Engine Part

Cummins ISX12 G Engine Part

$75 USD
Good used Block stiffener from a Cummins ISX12 G engine. The lock stiffener has been visually inspected and is in good condition. The Block stiffener has no visible damage. All bolt holes...
ConditionUsed
Part NumberP-1014267
Stock NumberP-1014267
MLS Number14065667
CategoryEngine Miscellaneous Parts
Last Updated12/31/2025
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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Cummins ISX12 G Engine Part

Cummins ISX12 G Engine Part

$275 USD
Good used Crankcase breather from a Cummins ISX12 G engine. The Crankcase breather has been visually inspected and is in good condition. The Crankcase breather has minor damage, please refer...
ConditionUsed
Part NumberP-1014264
Stock NumberP-1014264
MLS Number14065666
CategoryEngine Miscellaneous Parts
Last Updated12/31/2025
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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Cummins ISX12 G Engine Part

Cummins ISX12 G Engine Part

$100 USD
Good used Thermostat housing from a Cummins ISX12 G engine. The Thermostat housing has been visually inspected and is in good condition. The housing has corrosion and rust. The housing has...
ConditionUsed
Part NumberP-1014261
Stock NumberP-1014261
MLS Number14065663
CategoryEngine Miscellaneous Parts
Last Updated12/31/2025
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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Cummins ISX12 G Engine Brake

Cummins ISX12 G Engine Brake

$325 USD
Good used Rear engine brake from a Cummins ISX12 G engine. The Rear engine brake has been visually inspected and is in good condition. The Rear engine brake has no visible damage. All bolt...
ConditionUsed
Part NumberP-1014260
Stock NumberP-1014260
MLS Number14065662
CategoryEngine Brakes / Jake Brakes
Last Updated12/31/2025
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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Cummins ISX12 G Engine Brake

Cummins ISX12 G Engine Brake

$325 USD
Good used Front Engine brake from a Cummins ISX12 G engine. The Front engine brake has been visually inspected and is in good condition. The Front engine brake has no visible damage. All...
ConditionUsed
Part NumberP-1014259
Stock NumberP-1014259
MLS Number14065660
CategoryEngine Brakes / Jake Brakes
Last Updated12/31/2025
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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Cummins ISX12 G Engine Oil Cooler

Cummins ISX12 G Engine Oil Cooler

$75 USD
Good used Oil cooler with housing from a Cummins ISX12 G engine. The Oil cooler with housing has been visually inspected and is in good condition. The Oil cooler has damage, please refer to...
ConditionUsed
Part NumberP-1014257
Stock NumberP-1014257
MLS Number14065658
CategoryEngine Oil Coolers
Last Updated12/31/2025
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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Cummins ISX12 G Engine Part

Cummins ISX12 G Engine Part

$75 USD
Good used Water manifold from a Cummins ISX12 G engine. The Water manifold has been visually inspected and is in good condition. The Water manifold has corrosion and rust. The fittings are...
ConditionUsed
Part NumberP-1014256
Stock NumberP-1014256
MLS Number14065657
CategoryEngine Miscellaneous Parts
Last Updated12/31/2025
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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Cummins ISX12 G Engine Part

Cummins ISX12 G Engine Part

Price Drop $100 USD
Good used Fuel control housing from a Cummins ISX12 G engine. The Fuel control housing has been visually inspected and is in good condition. The Fuel control housing has corrosion. The...
ConditionUsed
Part NumberP-1014253
Stock NumberP-1014253
MLS Number14065651
CategoryEngine Miscellaneous Parts
Last Updated1/1/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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Cummins ISX12 G Engine Part

Cummins ISX12 G Engine Part

$75 USD
Good used Oil pick up tube from a Cummins ISX12 G engine. The Oil pick up tube has been visually inspected and is in good condition. The Oil pick up tube has some dents, please refer to...
ConditionUsed
Part NumberP-1014251
Stock NumberP-1014251
MLS Number14063858
CategoryEngine Miscellaneous Parts
Last Updated12/30/2025
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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Cummins ISX12 G Engine Oil Pump

Cummins ISX12 G Engine Oil Pump

$150 USD
Good used Steel Oil pump from a Cummins ISX12 G engine. The Steel Oil pump has been visually inspected and is in good condition. The Oil pump gear spins freely. The fittings are in good...
ConditionUsed
Part NumberP-1014250
Stock NumberP-1014250
MLS Number14063855
CategoryEngine Oil Pumps
Last Updated12/30/2025
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
NUMBERCall Seller
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